krugman, on sunday for "this week." >>> and now, we go overseas to syria, where people are fleeing amid fears that the assad regime will unleash chemical weapons. the region around the capital, damascus, now a battle zone. 2 million syrians now on the run, many of them children. and it is extremely difficult for journalists to enter that country and cover the chaos. but abc's alex marquardt pushed across the border tonight and he is there. alex? >> reporter: we've spent the day among the thousands of refugees living here, and the conditions are miserable. rain has turned the roads to rivers of mud, there's no power or gas for heat, and it's only getting colder by the day. the rain poured as we approached the crossing into syria. the first stop, a rebel checkpoint. tanks and men armed with ak-47s. once past them, a narrow, winding road that led us to white tents in a sea of red mud. in it, the faces of this growing crisis. children huddled around the only source of warmth -- a tiny campfire. they're part of the mass exodus, families fleeing the crossfire of syria's bloody civil war. for
